pair,contact1,contact2,flow1,flow2 2zl2_A_,1,4,1,1 2zl2_A_,1,5,1,1 2zl2_A_,2,6,1,1 2zl2_A_,3,7,1,1 2zl2_A_,4,8,1,1 2zl2_A_,5,8,1,1 2zl2_A_,6,9,1,1 2zl2_A_,6,11,1,1 2zl2_A_,7,10,1,1 2zl2_A_,10,43,1,1 2zl2_A_,12,43,1,1 2zl2_A_,12,45,1,1 2zl2_A_,14,45,1,1 2zl2_A_,14,47,1,1 2zl2_A_,16,47,1,1 2zl2_A_,16,48,1,1 2zl2_A_,18,50,1,1 2zl2_A_,18,52,1,1 2zl2_A_,19,22,1,1 2zl2_A_,19,23,1,1 2zl2_A_,20,24,1,1 2zl2_A_,20,55,1,1 2zl2_A_,22,26,1,1 2zl2_A_,23,27,1,1 2zl2_A_,24,28,1,1 2zl2_A_,25,29,1,1 2zl2_A_,26,30,1,1 2zl2_A_,27,31,1,1 2zl2_A_,28,32,1,1 2zl2_A_,29,33,1,1 2zl2_A_,30,34,1,1 2zl2_A_,31,35,1,1 2zl2_A_,32,35,1,1 2zl2_A_,33,36,1,1 2zl2_A_,33,37,1,1 2zl2_A_,34,67,1,1 2zl2_A_,37,39,1,1 2zl2_A_,41,93,1,1 2zl2_A_,42,69,1,1 2zl2_A_,42,71,1,1 2zl2_A_,44,71,1,1 2zl2_A_,44,73,1,1 2zl2_A_,46,73,1,1 2zl2_A_,46,75,1,1 2zl2_A_,47,77,1,1 2zl2_A_,48,50,1,1 2zl2_A_,48,77,1,1 2zl2_A_,48,79,1,1 2zl2_A_,52,56,1,1 2zl2_A_,53,57,1,1 2zl2_A_,54,58,1,1 2zl2_A_,55,58,1,1 2zl2_A_,55,59,1,1 2zl2_A_,56,60,1,1 2zl2_A_,57,61,1,1 2zl2_A_,58,62,1,1 2zl2_A_,59,63,1,1 2zl2_A_,60,64,1,1 2zl2_A_,61,65,1,1 2zl2_A_,62,66,1,1 2zl2_A_,69,93,1,1 2zl2_A_,70,90,1,1 2zl2_A_,71,93,1,1 2zl2_A_,72,86,1,1 2zl2_A_,72,93,1,1 2zl2_A_,72,95,1,1 2zl2_A_,74,95,1,1 2zl2_A_,74,96,1,1 2zl2_A_,74,97,1,1 2zl2_A_,74,100,1,1 2zl2_A_,76,101,1,1 2zl2_A_,78,101,1,1 2zl2_A_,78,103,1,1 2zl2_A_,79,82,1,1 2zl2_A_,80,84,1,1 2zl2_A_,80,103,1,1 2zl2_A_,81,85,1,1 2zl2_A_,82,86,1,1 2zl2_A_,83,87,1,1 2zl2_A_,84,87,1,1 2zl2_A_,84,88,1,1 2zl2_A_,85,88,1,1 2zl2_A_,86,89,1,1 2zl2_A_,87,94,1,1 2zl2_A_,90,93,1,1 2zl2_A_,92,169,1,1 2zl2_A_,94,139,1,1 2zl2_A_,94,169,1,1 2zl2_A_,94,170,1,1 2zl2_A_,96,97,1,1 2zl2_A_,96,100,1,1 2zl2_A_,97,100,1,1 2zl2_A_,102,157,1,1 2zl2_A_,104,155,1,1 2zl2_A_,105,154,1,1 2zl2_A_,114,118,1,1 2zl2_A_,115,119,1,1 2zl2_A_,116,120,1,1 2zl2_A_,117,121,1,1 2zl2_A_,118,122,1,1 2zl2_A_,119,123,1,1 2zl2_A_,120,124,1,1 2zl2_A_,121,125,1,1 2zl2_A_,122,126,1,1 2zl2_A_,123,127,1,1 2zl2_A_,124,128,1,1 2zl2_A_,125,129,1,1 2zl2_A_,126,130,1,1 2zl2_A_,127,131,1,1 2zl2_A_,128,132,1,1 2zl2_A_,129,133,1,1 2zl2_A_,130,134,1,1 2zl2_A_,131,135,1,1 2zl2_A_,132,136,1,1 2zl2_A_,133,137,1,1 2zl2_A_,133,151,1,1 2zl2_A_,134,138,1,1 2zl2_A_,135,139,1,1 2zl2_A_,136,140,1,1 2zl2_A_,137,141,1,1 2zl2_A_,140,142,1,1 2zl2_A_,143,146,1,1 2zl2_A_,143,147,1,1 2zl2_A_,144,148,1,1 2zl2_A_,145,149,1,1 2zl2_A_,146,150,1,1 2zl2_A_,147,151,1,1 2zl2_A_,148,151,1,1 2zl2_A_,150,165,1,1 2zl2_A_,158,161,1,1 2zl2_A_,158,162,1,1 2zl2_A_,159,163,1,1 2zl2_A_,160,163,1,1 2zl2_A_,160,164,1,1 2zl2_A_,161,165,1,1 2zl2_A_,162,166,1,1 2zl2_A_,162,167,1,1 2zl2_A_,162,168,1,1 2zl2_A_,163,166,1,1 2zl2_A_,173,174,1,1